The answer is number 2, b!
3 feet width is added to both sides .
so the dimensions become 34 feet and 36feet
hence the fencing length required or the perimeter= 2(l+b)
= 2( 34+36)
= 2(70)
= 140feet fence
the right answer is actually 30,60,90, I got the answer right on the test
7 ounces / 6 steaks = 12 ounces per steak
6 steaks / 72 ounces = 1/12 steak per ounce